
/* 消除所有页面元素的内外边距 */
*{
    margin: 0;
    padding: 0;
}
/* 设置版心 */
.w{
    width: 1200px;
    margin: auto;
}

li{
    list-style: none;
}
a{
    text-decoration: none;
}
body{
    background-color: #f3f5f7;
}
.header{
    height: 42px;
    margin: 30px auto;
}
.logo{
    float: left;
    width: 198px;
    height: 42px;
}
.nav{
    float: left;
    margin-left: 60px;
}
.nav ul li {
    float: left;  
    margin: 0 15px;  
}
.nav ul li a{
    display: block;
    height: 42px;
    padding: 0 13px;
    line-height: 42px;
    font-size: 18px;
    color: #050505;
}
.nav ul li a:hover{
    border-bottom: 2px solid #00a4ff;
    color: #00a4ff;
}
/* 搜索块 */
.serach{
    float: left;
    width: 410px;
    height: 40px;
    margin-left: 70px;
    border: 1px solid #00a4ff ;
}
.serach input{
    float:left;
    width: 345px;
    height: 40px;
    font-size: 14px;
    color: #bfbfbf;
    padding-left: 15px;
    border: 0;
    outline-style: none;
}
.serach button{
    float: left;
    width: 50px;
    height: 40px;
    background: url(images/btn-serach.png);
    border:0;
    border-radius: 0;
}
.user{
    float: left;
    height: 42px;
    margin-left: 15px;
    padding: 0 15px;
    font-size: 14px;
    color: #666;
}
.user .posion{
    position: relative;
    top: 10px;
}
/* banner区域 */
.banner{
    height: 421px;
    background: #1c036c;
}
.banner .w{
    height: 421px;
    background: url(images/banner2.png) no-repeat top center;
}
.banner .w .subnav{
    float: left;
    height: 421px;
    width: 190px;
    background: rgba(0, 0, 0, .3);
}
.subnav ul li{
    height:45px ;
    line-height: 45px;
    padding: 0 20px;
}
.banner .w .subnav ul li a{
    font-size: 14px;
    font-family: 'Microsoft yahei';
    color:#fff;
}
.banner .w .subnav ul li a:hover{
    color:#00b4ff;
}
.banner .w .subnav ul li span{
    float: right;
}
.course{
    float: right;
    width: 230px;
    height: 310px;
    background: #ffffff;
    margin-top: 50px;
}
.course h2{
    height: 50px;
    background: #9bceea;
    font-size: 18px;
    color: #fff;
    text-align: center;
    line-height: 50px;
}
.course .db{
    margin: 0 18px;
}
.db ul li{
    padding: 15px 0;
    border-bottom: 1px solid #a5a5a5;
}
.db ul li h4{
    font-size: 16px;
    color: #4e4e4e;
}
.db ul li p{
    font-size: 12px;
    color:#a5a5a5;
}
.dbsum{
    width: 198px;
    height: 38px;
    border: 1px solid #22b0ff;
    margin: 6px auto;
    font-size: 16px;
    font-family: 'Microsoft yahei';
    line-height:38px ;
    font-weight: 700;
    text-align: center;
}
.dbsum a{
    color: #22b0ff;
}
.goods{
    height: 60px;
    text-align: center;
    line-height: 60px;
    font-size: 16px;
    background: #fff;
    box-shadow: 0px 1px 7px 1px rgba(0, 0, 0, .3);
    margin-top: 8px;
}
.goods h3{
    float: left;
    width: 133px;
    font-size: 16px;
    color: #00a4ff;
}
.goods ul li {
    float: left;
    width: 122px;
    height: 18px;
    border-left: 1px solid #bfbfbf;
    margin-top: 22px;
    line-height: 18px;
}
.goods ul li a{
    color: #000;
}
.goods h4{
    float: right;
    margin-right: 27px;
}
.goods h4 a{
    color: #00a4ff;
    font-weight: 400;
    font-size: 14px;
}
.product{
    margin-top: 35px;
    height: 600px;
}
.product h2{
    float: left;
    height: 21px;
    font-size: 20px;
    font-weight: 400;
    color: #494949;
} 
.product #producthd a{
    float: right;
    font-size: 12px;
    color: #a5a5a5;
    padding: 0 32px;
}
#producthd{
    float: left;
    height: 21px;
    width: 1200px;
    margin-bottom: 20px;
}
.product ul {
    width: 1230px;
}
.product ul li {
    position: relative;
    float: left;
    width: 230px;
    height: 271px;
    background-color: #ffffff;
    margin-top: 15px;
    margin-right: 15px;
}
.product ul li em{
    position: absolute;
    top:5px;
    right: -7px;
}
.product ul li a{
    float: left;
    width: 100%;
}
.product ul li > img{
    width: 100%;
}
.product ul li a h3{
    margin: 0 auto;
    width: 190px;
    height: 40px;
    font-size: 14px;
    color: #050505;
    margin-top: 22px;
}
.product ul li a p {
    width: 125px;
    height: 14px;
    font-size: 12px;
    margin-left: 20px;
    margin-top: 15px;
    color: #999999;
}
.product ul li a p span{
    color: #ff7c2d;
}
.product ul li:hover{
    box-shadow: 0px 1px 14px 1px rgba(0, 0, 0, .3);
}
.bianchengrumen{
    height: 25px;
    margin-top: 38px;
    line-height: 25px;
}
.bianchengrumen h3{
    float: left;
    width: 140px;
    font-size: 20px;
    font-weight: 400;
    color: #494949;
}
.bianchengrumen .mid {
    float:left;
    width: 500px;
    font-size: 16px;
    padding-left: 350px;
}
.bianchengrumen h5{
    float: right;
    font-size: 12px;
    color: #a5a5a5;
}
.bianchengrumen .mid ul li{
    float: left;
    margin-right: 70px;
}
.bianchengrumen .mid ul li a{
    color: #a5a5a5;
}
 .bianchengrumen .mid ul li a:hover{
    color: #00a4ff;
} 
.bianchengrumen h5:hover{
    color: #00a4ff;
}
.programming{
    height: 392px;
    margin-top: 22px;
}
.programming .lbannner{
float: left;
margin-right: 15px;
width: 230px;
}
.programming .rproduct{
float: left;
width: 955px;
}
.programming .rproduct .proimg{
    float: left;
    width: 100%;
}
.programming .rproduct ul li{
    float: left;
    width: 230px;
    height: 270px;
    background: #ffffff;
    margin-top: 17px;
    margin-right: 11.6px;
}
#prolast{
    margin-right: 0;
}
.programming .rproduct ul li img{
    width: 100%;
}
.programming .rproduct ul li h3{
    margin: 0 auto;
    width: 190px;
    height: 40px;
    font-size: 14px;
    color: #050505;
    margin-top: 22px;
}
.programming .rproduct ul li p{
    width: 125px;
    height: 14px;
    font-size: 12px;
    margin-left: 20px;
    margin-top: 15px;
    color: #999999;
}
.programming .rproduct ul li span{
    color: #ff7c2d;
}
.programming .rproduct ul li:hover{
    box-shadow: 0px 1px 14px 1px rgba(0, 0, 0, .3);
}
body .copy{
    height: 300px;
}
.footer{
    height: 417px;
    background: #fff;
    margin-top: 30px;
}
.footer .w{
    padding: 30px 20px 0 20px;
    height: 417px;
    width: 1160px;
}
.copyright{
    float: left;
}
.copyright p{
    margin-top: 22px;
    font-size: 12px;
    color: #666666;
    margin-bottom: 15px;
}
.copyright a{
    display: block;
    width: 118px;
    height: 34px;
    border: 1px solid #00a4ff;
    line-height: 34px;
    text-align: center;
    color: #00a4ff;
}
.links{
    float: right;
}
.links dl{
    float: left;
    margin-left: 100px;
}
.links dl dt{
    font-size: 16px;
    color: #333;
    margin-bottom: 15px;
}
.links dl dd a{
    font-size: 12px;
    color: #333;
}